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24 sty 2024 · The ear is a complex sensory organ responsible for hearing and balance. It is divided into three parts: the external ear , middle ear and internal ear . The cochlea , which is found in the inner ear, has a distinct microanatomy.
- Eyes
The main function of the eye is sight, and the nerve that...
- Eyes
3 lis 2023 · The main function of the eye is sight, and the nerve that enables sight is the optic nerve (CN II). Nerves that innervate the extraocular muscles are called bulbomotors and they are the oculomotor (CN III), trochlear (CN IV) and abducens (CN VI) nerves.
Structure of Ear. The structure of the ear can be broken down into three parts: the outer, inner and middle. The outer ear consists of the auricle or pinna which happens to be the visible portion. It channels the sound waves into the ear canal where it gets amplified from where the waves travel towards a membrane that vibrates.
Each eye constantly adjusts the amount of light it lets in, focuses on objects near and far, and produces continuous images that are instantly transmitted to the brain. The orbit is the bony cavity that contains the eyeball, muscles, nerves, and blood vessels, as well as the structures that produce and drain tears.
29 kwi 2023 · To understand the diseases and conditions that can affect the eye, it helps to understand basic eye anatomy. Here is a tour of the eye starting from the outside, going in through the front and working to the back.
Discriminate the anatomy and functions of the external, middle, and inner ear. • Be able to discuss the pathway of sound conduction through the ear. • Demonstrate knowledge of the anatomy of the orbit including muscles, nerves, and blood vessels within the orbit. • Describe the anatomy of the eyeball.
29 paź 2024 · Human eye, specialized sense organ in humans that is capable of receiving visual images, which are relayed to the brain. The anatomy of the eye includes auxiliary structures, such as the bony eye socket and extraocular muscles, as well as the structures of the eye itself, such as the lens and the retina.
